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FatControllerからの卒業
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Yuki Kitagawa
May 31, 2019
Programming
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FatControllerからの卒業
Yuki Kitagawa
May 31, 2019
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Transcript
FatController͔Βͷଔۀ
ࣗݾհ • ༤ل • σβΠϯ&ΤϯδχΞϦϯά෦ • όοΫΤϯυϞόΠϧΞϓϦΛ୲ • PHP,
Kotlin, Java, Swi6 • Reactive Extensions͕͖
εϥΠυʹग़ͯ͘Δίʔυʹ͍ͭͯ • ͜ͷεϥΠυͰɺPHPͰઆ໌Λ͍͖ͯ͠· ͢ɻ • ϑϨʔϜϫʔΫɺLaravelΛ࠾༻͍ͯ͠· ͢ɻ
ΞδΣϯμ • MVCͷ͓͞Β͍ • FatControllerͱ • FatControllerΛଔۀ͢Δ3ͭͷϙΠϯτ
MVCͷ͓͞Β͍
MVCͬͯͳΜͧʁʁʁ
MVCΞʔΩςΫνϟͱ • Model View Controllerͷུ • ΞϓϦέʔγϣϯιϑτΣΞͷ෦σʔ λΛɺϢʔβʔ͕ࢀরɾฤू͢Δใ ͔Β͢Δɻ IUUQTKBXJLJQFEJBPSHXJLJ.PEFM@7JFX@$POUSPMMFS
Model • γεςϜͷதͰϏδωεϩδοΫΛ୲ • σʔλͷΞΫηεɺσʔλͷՃΛߦ͏
View • දࣔೖग़ྗͱ͍ͬͨॲཧΛ୲ • Controller͔Βड͚औͬͨσʔλΛදࣔ͢Δ ͨΊͷ
Controller • Ϣʔβʔͷೖྗʹج͖ͮɼModelͱViewΛ੍ޚ • Model͔Βड͚औͬͨσʔλΛViewʹ͢
None
ࠓճͷςʔϚ
FatController͔Βͷଔۀ
FatControllerͱʁ
FatControllerΛॻ͍ͨ ͜ͱͳ͍ਓʙʙʙʁʁ
Θͨ͋͠Γ·͢ɻ
None
ͦ͏ɺ·͞ʹ͜ΜͳΜ
ͬͪΌ͏ؾ࣋ͪΘ͔Δ
༉அͯ͠Δͱ͜͏ͳΔ
ͱʹ͔͘ಈ͘ίʔυॻ͍ ͯͨΒ͜͏ͳͬͪΌͬͨ…
େৎɺΑ͋͘ΔͰ͢ɻ
ͳͥFatControllerʹͳΔͷ͔ • ModelϏδωεϩδοΫͰΔ͖͜ͱ ͕Controllerʹؚ·ΕΔ • Controllerͷ͕େ͖͗͢Δ
FatControllerͷμϝͳͱ͜Ζ •ίʔυ͕͘ͳΓɺՄಡੑ͕͚ܽΔ •ಉ͡Α͏ͳॲཧΛෳͷControllerʹॻ͘͜ͱʹͳΔͷͰɺ࠶ ར༻ੑ͕͚ܽΔ •νʔϜͰ։ൃ͢ΔͱɺແବͳίϯϑϦΫτ͕ى͖Δ •࣮ऀҎ֎͕खΛ͚ΒΕͳ͘ͳΓɺଐਓతͳίʔυʹͳΔ •ϝιουͷ͕େ͖͗ͯ͢ςετΛॻ͘ͷ͕༰қͰͳ͍
αϯϓϧίʔυͷ༷ • jsonΛදࣔ͢Δ͚ͩͷϖʔδΛ࡞Δ • ֎෦APIΛୟ͖ɺjsonΛड͚औΔ • ड͚औͬͨjsonCacheͱͯ͠ɺอଘ͓ͯ͘͠ • ֎෦API͔ΒjsonΛड͚औΓʹࣦഊͨ͠ΒɺCache͔Βऔ Γग़͢
Controllerʹશ෦ॻ͍ͯΈΔ
None
None
None
ʮ݅ʹΑͬͯผͷAPIΛୟ͍ͯ…ʯ Έ͍ͨͳ༷ͷՃ͕͖ͨΒਏ͘ͳ͍ʁ
FatControllerΛଔۀ 3ͭͷϙΠϯτ
3ͭͷϙΠϯτ 1. ϏδωεϩδοΫΛΫϥεʹͯؔ͠৺ࣄΛ ͤ͞Δ 2. ControllerͱϏδωεϩδοΫͷΓऔΓ ΛݮΒ͢ 3. inteIaceΛ࣮ͯ͠มߋʹڧ͘͢Δ
1. ϏδωεϩδοΫΛΫϥε ʹͯؔ͠৺ࣄΛͤ͞Δ
֎෦APIΛୟ͘
None
None
JSONΛCacheʹอଘ Cache͔ΒJSONΛऔΓग़͢
None
None
2. ControllerͱϏδωεϩδοΫͷ ΓऔΓΛݮΒ͢
ControllerͱϏδωεϩδοΫΛ հ͢ΔDataStoreΫϥεΛ࣮͢Δɻ
None
None
None
Ϋϥεͷґଘؔ
3. InteIaceΛఆٛͯ͠ มߋʹڧ͘͢Δ
None
None
None
None
DIίϯςφ
͠Cache͔DBͷͲͪΒ͔ ༷͕ܾ·Βͳ͍͚Ͳɺ։ൃ ࢭΊͳ͍ͰͱݴΘΕͨΒʁ
None
None
ΠϯελϯεΛมߋ͢Δ͚ͩ Ͱɺ༷มߋʹରԠͰ͖Δʂ
·ͱΊ • ؔ৺ࣄΛͯ͠ΫϥεͷઃܭΛ͢Δ • ControllerͱϏδωεϩδοΫͷΓऔΓΛݮΒ͢ • InteIaceΛఆٛͯ͠มߋʹڧ͘͢Δ • DIίϯςφͰΠϯελϯεͷΓସ༷͑ͯมߋʹର ԠͰ͖Δ
͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠ɻ